hydrocarbon pollution 中文意思是什麼
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The coal - bed gas is the one kind low pollution energy, and its major composition is methane, a small amount heavy hydrocarbon and some non - hydrocarbon gas bodies ( such as nitrogen gas, the carbon dioxide etc )
煤層氣是一種低環境污染能源，其主要成分是甲烷，少量重烴氣體和一些非烴氣體（如氮氣，二氧化碳等） 。 -
Reduces air pollution by minimizing the discharge of unburned hydrocarbon
將未燃燒的碳氫化合物含量降至最低，減少了空氣污染。
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